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Expired Canadian patentCanada

Applying labels to blow molded articles

CA 1294401 C · Owner: Krall, Thomas J. · Inventors: Krall, Thomas J.

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

Abstract of the Disclosure, In the forming of an article by blow molding parisons into conformity with cavities wherein parisons in the form of tubes are extruded from an extruder into a plurality of neck molds on a head, the head is moved axially away from the extruder to define the parisons and then an array of mold sections are closed about the parisons and the parisons are blown outwardly the apparatus for applying labels to the hollow blown plastic articles which comprises a vacuum slide mounted for indexing movement adjacent a source of labels for successively removing labels from a source to provide an array of labels on the slide and label pick up and delivery devices on the head …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted January 21, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 21, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 29, 1988
GrantedJanuary 21, 1992
Term endedJanuary 21, 2009
Patent numberCA 1294401 C
Classification (IPC)B29C49/24 +1 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedSep 29, 1988Patent grantedJan 21, 1992Term endedJan 21, 2009

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.